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Online Edition: "Specifications for Flavourings"

Flavouring 2-Methoxy-(3,5 or 6)-isopropylpyrazine
Synonym(s) Mixture of Methoxy isopropyl pyrazines
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name Mixture of 2-Isopropyl-3-methoxypyrazine and 2-Isopropyl-5-methoxypyrazine and 2-Isopropyl-6-methoxypyrazine
JECFA number 790
CAS number 93905-03-4
FEMA number 3358
COE number 11344
FLAVIS number
Molecular weight 152.2
Chemical formula C8H12ON2
Physical form/odour colourless to slightly yellow liquid with an earthy, raw potato, bell pepper odour
Solubility soluble in water, organic solvents, oils
Solubility in ethanol miscible at room temperature
Boiling point (°C) 120-125° (20 mm Hg)
Assay min % 97% (sum of isomers)
Acid value max
Refractive index 1.492-1.499
Specific gravity 1.010-1.022
Other requirements
ID Test IR